more invite thoughts

generate.go

@@ -1,8 +1,17 @@
 package invite
 
+import "time"
+
 // Generate makes a new invite
 func (i *InviteKV) Generate(email string) (url string) {
 	// generate opaque token
+	opaque := "ASDF" //rand.// had old thing to generate this...
+	inv := Invite{
+		Email:     email,
+		Generated: time.Now(),
+	}
 	// store relationship in store
+	i.store.Set(opaque, inv)
 	// return domain + token
+	return i.URL + opaque
 }

new.go

@@ -2,5 +2,9 @@ package invite
 
 // New creates a new invite store
 func New(root_url string, store Store) InviteKV {
-
+	res := InviteKV{
+		URL:   root_url,
+		store: store,
+	}
+	return res
 }

redeem.go

@@ -1,6 +1,19 @@
 package invite
 
+import (
+	"strings"
+	"time"
+)
+
 // returns the email allowed for this invite
-func (i *InviteKV) Redeem(given_url string) string {
-	// check URL signature
+func (i *InviteKV) Redeem(given_url string) (string, bool) {
+	// check URL
+	opaque := strings.Split(given_url, i.URL)[1]
+	potential, exists := i.store.Get(opaque)
+	if !exists {
+		return "", false
+	}
+	potential.Redeemed = time.Now()
+	i.store.Set(opaque, potential)
+	return potential.Email, true
 }

store.go

@@ -1,6 +1,7 @@
 package invite
 
 type Store interface {
-	Get(string) string
-	Set(string, string)
+	Get(string) (Invite, bool)
+	Set(string, Invite)
+	Del(string)
 }

type.go

@@ -0,0 +1,11 @@
+package invite
+
+import (
+	"time"
+)
+
+type Invite struct {
+	Email     string
+	Generated time.Time
+	Redeemed  time.Time
+}